Vibration-suppressing cutting tool
US7490536B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2004 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | Feb 22, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/9319
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A holder 1 has a shank portion 2 provided with a pocket 4 having the shape of a nearly rectangular solid. The pocket 4 is placed at a position relatively close to the tip of the tool. In the cross section of the shank, the pocket 4 has a width of 50% to 100% of the shank diameter or width, a height of 20% to 50% of the shank height, and a length of 50% to 250% of the shank diameter or height. A weight 5 is inserted into the pocket 4 such that the weight is movable but unable to rush out. The weight 5 has the shape of a nearly rectangular solid and is made of a material having a specific gravity comparable to or greater than that of the material of the shank portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.